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Recognised as Colour

#5281AF

  • #5281AF
  • Blue
  • Dark
  • Nearest: Steel blue

#5281AF is a blue with RGB values 82, 129, 175 and HSL 210°, 37%, 50%. It is a dark colour, so black text on it reaches 5.1:1 contrast (AA for normal text). The nearest named colour is Steel blue.

Colour values

#5281AF#5281AF
HEX#5281AF
RGBrgb(82, 129, 175)
RGB (0–1)0.3216, 0.5059, 0.6863
RGB percentages32.2%, 50.6%, 68.6%
HSLhsl(209.7, 36.8%, 50.4%)
HSV / HSBhsv(209.7, 53.1%, 68.6%)
CMYK53.1%, 26.3%, 0%, 31.4%≈naive device-independent conversion; real print needs an ICC profile
24-bit integer5,407,151
CSS custom property--colour: #5281AF;

Brightness & contrast

Relative luminance0.20589WCAG 2.x, 0 is black and 1 is white
Perceived brightness123.6 of 255ITU-R BT.601 weighting
Light or darkDark
Best text colour on this backgroundBlackcontrast 5.12:1
Contrast with white4.1:1WCAG normal text: Fail
Contrast with black5.12:1WCAG normal text: AA
Greyscale equivalent#7A7A7A
Inverted#AD7E50

Colour vision & accessibility

Normal visionProtanopiaDeuteranopiaTritanopia
Protanopia#6E82B1no red cones; affects about 1% of men; ΔE 7.8 from the original
Deuteranopia#6279AEno green cones; the most common form, about 1% of men; ΔE 8.7 from the original
Tritanopia#1D8C91no blue cones; rare, and affects men and women equally; ΔE 30.6 from the original
Distinguishable without hueYesnever rely on hue alone to carry meaning
Contrast with white, large text4.1:1WCAG large text: AA
Contrast with black, large text5.12:1WCAG large text: AAA

Named colours

Steel blue · ΔE 3.3Light slate grey · ΔE 18.4Slate grey · ΔE 18.7Cornflower blue · ΔE 25.2Deep skyblue · ΔE 28.4Light skyblue · ΔE 28.5
Nearest named CSS colourSteel blue (#4682B4)ΔE 3.33, a close match
Hue familyblue
CSS keyword usableNo exact keyword

Colour harmonies

base+30°+90°+120°+180°+210°+240°+270°+330°
Complementary#AF8052
Analogous#52AFAF, #5252AF
Triadic#AF5281, #81AF52
Split complementary#AF5252, #AFAF52
Tetradic#AF52AF, #AF8052, #52AF52

Tints, shades & saturation

+40%+30%+20%+10%base-10%-20%-30%-40%
Lighter +40%#DDE7F0
Lighter +30%#BBCDDF
Lighter +20%#98B4CF
Lighter +10%#759ABF
Darker −10%#41678D
Darker −20%#314E6A
Darker −30%#213447
Darker −40%#111B24
More saturated +25%#3281CF
Less saturated −25%#72818F

Channel breakdown

R82
G129
B175
Red82 (32.2%)
Green129 (50.6%)
Blue175 (68.6%)
Hue209.68°
Saturation (HSL)36.76%
Lightness50.39%
Dominant channelBlue
Hex per channelR 52 · G 81 · B AF

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Every value on this page was computed from “5281af” by Nerdulator’s colour engine. Nothing here was retrieved from a database of answers or written by a model.